The AccessH1.java test runs javadoc, which generates a stylesheet.css file. The test reads this file into a java String and then searches for a substring that contains property line.separator, which on windows is a string containing CRLF.
The stylesheet.css file contains just LF as the line break, and so does the java String that the file is read into. This causes the search for a substring containing CRLF to fail, since the searchee doesn't contain the CR.
Possibliy this fix has something to do with this:
date: Wed Dec 01 11:02:38 2010 -0800
summary: 6851834: Javadoc doclet needs a structured approach to generate the output HTML.